Malware Analysis Report

2024-10-19 02:12

Sample ID 220830-b8q65abba3
Target 597ea34e83fd4945907f9ef3bd934e3fc3ab28884e6f60b346529a3befd28d0f
SHA256 597ea34e83fd4945907f9ef3bd934e3fc3ab28884e6f60b346529a3befd28d0f
Tags
upx ytstealer spyware stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

597ea34e83fd4945907f9ef3bd934e3fc3ab28884e6f60b346529a3befd28d0f

Threat Level: Known bad

The file 597ea34e83fd4945907f9ef3bd934e3fc3ab28884e6f60b346529a3befd28d0f was found to be: Known bad.

Malicious Activity Summary

upx ytstealer spyware stealer

YTStealer

YTStealer payload

UPX packed file

Deletes itself

Reads user/profile data of web browsers

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-08-30 01:49

Signatures

UPX packed file

upx
Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2022-08-30 01:49

Reported

2022-08-30 01:54

Platform

win7-20220812-en

Max time kernel

41s

Max time network

45s

Command Line

"C:\Users\Admin\AppData\Local\Temp\597ea34e83fd4945907f9ef3bd934e3fc3ab28884e6f60b346529a3befd28d0f.exe"

Signatures

YTStealer

stealer ytstealer

YTStealer payload

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

UPX packed file

upx
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

Deletes itself

Description Indicator Process Target
N/A N/A C:\Windows\system32\cmd.exe N/A

Reads user/profile data of web browsers

spyware stealer

Processes

C:\Users\Admin\AppData\Local\Temp\597ea34e83fd4945907f9ef3bd934e3fc3ab28884e6f60b346529a3befd28d0f.exe

"C:\Users\Admin\AppData\Local\Temp\597ea34e83fd4945907f9ef3bd934e3fc3ab28884e6f60b346529a3befd28d0f.exe"

C:\Windows\system32\cmd.exe

C:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\Users\Admin\AppData\Local\Temp\597ea34e83fd4945907f9ef3bd934e3fc3ab28884e6f60b346529a3befd28d0f.exe

C:\Windows\system32\choice.exe

choice /C Y /N /D Y /T 0

Network

N/A

Files

memory/1416-54-0x00000000012A0000-0x0000000002079000-memory.dmp

memory/960-55-0x0000000000000000-mapping.dmp

memory/1416-56-0x00000000012A0000-0x0000000002079000-memory.dmp

memory/1068-57-0x0000000000000000-mapping.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-08-30 01:49

Reported

2022-08-30 01:54

Platform

win10-20220812-en

Max time kernel

165s

Max time network

187s

Command Line

"C:\Users\Admin\AppData\Local\Temp\597ea34e83fd4945907f9ef3bd934e3fc3ab28884e6f60b346529a3befd28d0f.exe"

Signatures

YTStealer

stealer ytstealer

YTStealer payload

Description Indicator Process Target
N/A N/A N/A N/A

UPX packed file

upx
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

Reads user/profile data of web browsers

spyware stealer

Processes

C:\Users\Admin\AppData\Local\Temp\597ea34e83fd4945907f9ef3bd934e3fc3ab28884e6f60b346529a3befd28d0f.exe

"C:\Users\Admin\AppData\Local\Temp\597ea34e83fd4945907f9ef3bd934e3fc3ab28884e6f60b346529a3befd28d0f.exe"

C:\Windows\system32\cmd.exe

C:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\Users\Admin\AppData\Local\Temp\597ea34e83fd4945907f9ef3bd934e3fc3ab28884e6f60b346529a3befd28d0f.exe

C:\Windows\system32\choice.exe

choice /C Y /N /D Y /T 0

Network

Country Destination Domain Proto
US 20.189.173.15:443 tcp

Files

memory/1336-120-0x00000000013E0000-0x00000000021B9000-memory.dmp

memory/2488-121-0x0000000000000000-mapping.dmp

memory/1336-122-0x00000000013E0000-0x00000000021B9000-memory.dmp

memory/2676-123-0x0000000000000000-mapping.dmp